Patent application number | Description | Published |
20090029882 | PROCESS TO MAKE AN ASHLESS LUBRICATING OIL WITH HIGH OXIDATION STABILITY - A process for making an ashless hydraulic fluid or paper machine oil comprising a) hydroisomerization dewaxing, b) fractionating, c) selecting a fraction having a very high VI, and a high level of molecules with cycloparaffinic functionality, and d) blending the fraction with an ashless antioxidant. A process for making ashless paper machine oil, comprising:
| 01-29-2009 |
20090029883 | METHOD FOR IMPROVING THE OXIDATION STABILITY OF ASHLESS OIL - A method for improving the oxidation stability of an ashless hydraulic fluid or an ashless paper machine oil, comprising: | 01-29-2009 |
20090042754 | METHOD OF IMPROVING RUST INHIBITION OF A LUBRICATING OIL - A method of improving the rust inhibition of a lubricating oil by incorporating a solubility improver having an aniline point less than 10° C. A method of improving the rust inhibition of a lubricating oil by incorporating a solubility improver to enable the lubricating oil to meet the requirements of the MIL-PRF-17331J specification. A method of improving the rust inhibition of a lubricating oil by incorporating a solubility improver, a mixture of mono and diacid amine phosphate salts, and a alkenyl succinic compound into the lubricating oil. | 02-12-2009 |
20090042755 | FINISHED LUBRICANT WITH IMPROVED RUST INHIBITION - A finished lubricant having a kinematic viscosity at 40° C. between about 90 and 1700 cSt that passes the TORT B rust test, comprising a highly paraffinic base oil and a solubility improver having an aniline point less than 50° C. A finished lubricant that passes the TORT B rust test, comprising a Fischer-Tropsch wax, oligomerized olefins, or mixture thereof; and a solubility improver. A process for making a lubricant, comprising blending together: a) a mixture of amine phosphates, b) an alkenyl succinic compound, and c) a highly paraffinic lubricating base oil. | 02-12-2009 |
20090075850 | ASHLESS HYDRAULIC FLUID OR PAPER MACHINE OIL - An ashless lubricating oil, comprising a base oil having greater than 90 wt % saturates, less than 10 wt % aromatics, a viscosity index greater than 130, low sulfur, and a sequential number of carbon atoms. The lubricating oil has a VI between 155 and 300, greater than 680 minutes in a rotary pressure vessel oxidation test, and a kinematic viscosity at 40° C. from 19.8 to 748 cSt. An ashless paper machine oil, comprising a base oil having a sequential number of carbon atoms, wherein the oil has a defined viscosity index and high oxidation stability. Also, an ashless lubricating oil, comprising a base oil having a viscosity index greater than 150, wherein the base oil is made from a blend of petroleum-based wax and Fischer-Tropsch derived wax. | 03-19-2009 |
20100105587 | PROCESS FOR MAKING A LUBRICANT HAVING GOOD RUST INHIBITION - A process to make a lubricant, comprising: blending together: a) about 0.001 to about 2 wt % of a mixture of amine phosphates; b) about 0.001 to about 0.5 wt % of an alkenyl succinic compound selected from the group consisting of an acid half ester, an anhydride, an acid, and mixtures thereof; c) about 0.10 to about 20 wt % of a solubility improver having an aniline point less than 20° C.; and d) about 60 to about 98.5 wt % of a lubricating base oil selected from the group consisting of an API Group II or Group III base oil having greater than 65% paraffinic chain carbons by ASTM D 3238, an API Group IV base oil, a polyinternal olefin base oil, a hydroisomerized Fischer-Tropsch wax, a Fischer-Tropsch oligomerized olefin base oil, and mixtures thereof; wherein the lubricant passes the 4 hour TORT B rust test. | 04-29-2010 |
20100173809 | FINISHED LUBRICANT WITH IMPROVED RUST INHIBITION - A finished lubricant having a kinematic viscosity at 40° C. between about 90 and 1700 cSt that passes the 4 hour TORT B rust test, comprising:
| 07-08-2010 |
20100191026 | ASHLESS HYDRAULIC FLUID OR PAPER MACHINE OIL - An ashless lubricating oil, comprising a base oil having a viscosity index greater than 150, wherein the base oil is made from a blend of petroleum-based wax and Fischer-Tropsch derived wax. | 07-29-2010 |
20130085091 | INDUSTRIAL OIL COMPRISING A BIO-DERIVED ESTER - An industrial oil composition comprises a major amount of an ester base oil comprised of at least one diester or triester species having a vicinal diester substituent and at least one additive. The use of such esters can provide biodegradable industrial oils having improved viscosity index, additive solvency, or both. | 04-04-2013 |